package com.atguigu.springcloud.controller;

import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

@RestController
@Slf4j
public class PaymentController {
    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;


    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);
        log.info("插入结果"+result);
        if (result > 0) {
            return new CommonResult(200,"插入数据库成功,serverPort: "+serverPort,result);
        }else {
            return new CommonResult(404,"插入数据库失败",null);
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult getPaymentById(@PathVariable("id") Long id){
        Payment payment = paymentService.getPaymentById(id);
        log.info("查询结果"+payment);
        if (null!=payment) {
            return new CommonResult(200,"查询成功，serverPort: "+serverPort,payment);
        }else {
            return new CommonResult(404,"查询失败",null);
        }
    }

    @GetMapping(value = "/payment/discovery")
    public Object discovery(){
        //得到服务清单列表
        List<String> services = discoveryClient.getServices();

        for (String element : services) {
            log.info("element: " + element+"\t");
        }
        //根据服务名获取实例
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info("\n"+"ServiceId:"+instance.getServiceId()+"\n"+"Host:"+instance.getHost()+"\n"+"Port:"+instance.getPort()+"\n"+"Uri:"+instance.getUri()+"\n");
        }
        return services;
    }
}
